INOA by L'Oréal Professionnel offers a revolutionary, ammonia-free hair coloring experience. This professional-grade hair dye delivers reliable, intense, and long-lasting color results while prioritizing scalp comfort and hair health. Leveraging advanced oil-delivery system technology, INOA ensures exceptional color vibrancy, profound nourishment, and up to 100% gray coverage. It is ideal for clients seeking a premium, odorless coloring service that maintains the integrity of the hair fiber.